Anusik, Zbigniew. “The Family and Property of Stefan (d. 1629) and Marcjanna Koniecpolski née Daniłowicz (d. 1646). A Study of the History of Przecław Line of the Koniecpolski Family, Pobóg Coat of Arms”. Przegląd Nauk Historycznych/Review of Historical Sciences 22, no. 1 (August 4, 2023): 49–78. Accessed December 6, 2025. https://www.czasopisma.uni.lodz.pl/pnh/article/view/17403.